package Thread;
// 设置后台线程和前台线程
public class Demo5 {
    public static void main(String[] args) {
        Thread t = new Thread(()->{
            while (true){
                System.out.println("hello thread");
                try {
                    Thread.sleep(1000);
                } catch (InterruptedException e) {
                    e.printStackTrace();
                }
            }
        });
        // 设置了后台线程
        t.setDaemon(true);
        t.start();
        try {
            Thread.sleep(3000);
        } catch (InterruptedException e) {
            e.printStackTrace();
        }
    }
}
